How much force was necessary to drag struggling adelie penguin (Pygoscelis adeliae) chicks of different ages from a colony was measured by holding a chick in a harness as they tugged against a spring ...

The cause, function, effect and patterns of behaviour in penguin fighting on the colony was determined from long periods of direct observations of banded penguins and on set-period recordings of all ...

Previous research on the distribution of Neosho madtoms, which are
Federally-listed as threatened, indicated a positive relationship between
density of Neosho madtoms and cumulative density of other ...

In English:
This dataset contains information on:
-Study of the reproductive strategy of Pygoscelis antarctica.
-Study of genetic parentage between adults and chicks in their
care.
-Study of circadian ...

In English:
This dataset contains information on:
-Monitoring of reproductive success in the Barbijo penguin.
-Study of the factors which determine any variation.
-Evolutionary implications of colony ...

In English:
This dataset contains information on:During the Antarctic summer
1996-1997 we studied severas aspects of the breeding biology of the
Chinstrap penguin (Pygoscelis antarctica) in the large ...

ENGLISH
The purpose of the project is to analyze several aspects of the trophic ecology
of key species of seabirds of the Antarctic Ecosystem on the South Shetlands,
South Orkneys Islands and Antarctic ...

ENGLISH
The purpose of the project is to analyze several aspects of the trophic ecology
of key species of seabirds of the Antarctic Ecosystem on the South Shetlands,
South Orkneys Islands and Antarctic ...

The degree of competition between cattle and
bighorn sheep (Ovis canadensis) is unknown. It is
important that land managers understand
interactions between the two species so that
management decisions ...

In English:
Scientific objectives:
-The evaluation of photosynthesis and respiration of significant macrolichen
species in the Antarctic tundra;
-Study of isoenzymes in bipolar lichens;
-Microclimatic ...

Three endangered species for which cowbird parasitism has been identified as
a major factor in population decline have incubation periods > 14 days:
Black-capped Vireo, Least Bell's Vireo, and Kirtland's ...

Altitudinal variations in vegetation community composition, species ranges and foliar morphology were collected on subantarctic Marion Island.
Two altitudinal transects on the eastern slopes of the ...